authelia/internal/configuration/validator/session.go

126 lines
3.7 KiB
Go

package validator
import (
"errors"
"fmt"
"strings"
"github.com/authelia/authelia/v4/internal/configuration/schema"
"github.com/authelia/authelia/v4/internal/utils"
)
// ValidateSession validates and update session configuration.
func ValidateSession(config *schema.SessionConfiguration, validator *schema.StructValidator) {
if config.Name == "" {
config.Name = schema.DefaultSessionConfiguration.Name
}
if config.Redis != nil {
if config.Redis.HighAvailability != nil {
validateRedisSentinel(config, validator)
} else {
validateRedis(config, validator)
}
}
validateSession(config, validator)
}
func validateSession(config *schema.SessionConfiguration, validator *schema.StructValidator) {
if config.Expiration <= 0 {
config.Expiration = schema.DefaultSessionConfiguration.Expiration // 1 hour.
}
if config.Inactivity <= 0 {
config.Inactivity = schema.DefaultSessionConfiguration.Inactivity // 5 min.
}
if config.RememberMeDuration <= 0 && config.RememberMeDuration != schema.RememberMeDisabled {
config.RememberMeDuration = schema.DefaultSessionConfiguration.RememberMeDuration // 1 month.
}
if config.Domain == "" {
validator.Push(fmt.Errorf(errFmtSessionOptionRequired, "domain"))
}
if strings.HasPrefix(config.Domain, "*.") {
validator.Push(fmt.Errorf(errFmtSessionDomainMustBeRoot, config.Domain))
}
if config.SameSite == "" {
config.SameSite = schema.DefaultSessionConfiguration.SameSite
} else if !utils.IsStringInSlice(config.SameSite, validSessionSameSiteValues) {
validator.Push(fmt.Errorf(errFmtSessionSameSite, strings.Join(validSessionSameSiteValues, "', '"), config.SameSite))
}
}
func validateRedisCommon(config *schema.SessionConfiguration, validator *schema.StructValidator) {
if config.Secret == "" {
validator.Push(fmt.Errorf(errFmtSessionSecretRequired, "redis"))
}
if config.Redis.TLS != nil {
configDefaultTLS := &schema.TLSConfig{
ServerName: config.Redis.Host,
MinimumVersion: schema.DefaultRedisConfiguration.TLS.MinimumVersion,
MaximumVersion: schema.DefaultRedisConfiguration.TLS.MaximumVersion,
}
if err := ValidateTLSConfig(config.Redis.TLS, configDefaultTLS); err != nil {
validator.Push(fmt.Errorf(errFmtSessionRedisTLSConfigInvalid, err))
}
}
}
func validateRedis(config *schema.SessionConfiguration, validator *schema.StructValidator) {
if config.Redis.Host == "" {
validator.Push(fmt.Errorf(errFmtSessionRedisHostRequired))
}
validateRedisCommon(config, validator)
if !strings.HasPrefix(config.Redis.Host, "/") && config.Redis.Port == 0 {
validator.Push(errors.New("A redis port different than 0 must be provided"))
} else if config.Redis.Port < 0 || config.Redis.Port > 65535 {
validator.Push(fmt.Errorf(errFmtSessionRedisPortRange, config.Redis.Port))
}
if config.Redis.MaximumActiveConnections <= 0 {
config.Redis.MaximumActiveConnections = 8
}
}
func validateRedisSentinel(config *schema.SessionConfiguration, validator *schema.StructValidator) {
if config.Redis.HighAvailability.SentinelName == "" {
validator.Push(fmt.Errorf(errFmtSessionRedisSentinelMissingName))
}
if config.Redis.Port == 0 {
config.Redis.Port = 26379
} else if config.Redis.Port < 0 || config.Redis.Port > 65535 {
validator.Push(fmt.Errorf(errFmtSessionRedisPortRange, config.Redis.Port))
}
if config.Redis.Host == "" && len(config.Redis.HighAvailability.Nodes) == 0 {
validator.Push(fmt.Errorf(errFmtSessionRedisHostOrNodesRequired))
}
validateRedisCommon(config, validator)
hostMissing := false
for i, node := range config.Redis.HighAvailability.Nodes {
if node.Host == "" {
hostMissing = true
}
if node.Port == 0 {
config.Redis.HighAvailability.Nodes[i].Port = 26379
}
}
if hostMissing {
validator.Push(fmt.Errorf(errFmtSessionRedisSentinelNodeHostMissing))
}
}